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Posted to common-issues@hadoop.apache.org by "Steve Loughran (Jira)" <ji...@apache.org> on 2021/07/15 17:27:00 UTC

[jira] [Created] (HADOOP-17805) IOStatistisSource to add new adder methods

Steve Loughran created HADOOP-17805:
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             Summary: IOStatistisSource to add new adder methods
                 Key: HADOOP-17805
                 URL: https://issues.apache.org/jira/browse/HADOOP-17805
             Project: Hadoop Common
          Issue Type: Sub-task
          Components: fs
    Affects Versions: 3.3.1
            Reporter: Steve Loughran


Based on experience of Manifest committer of MAPREDUCE-7341:

* operation to take a key and a count and a mean entry, min, max and count:
addStatsSample(String key, long count)

* operation to add a mean and sample count to a mean value.




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